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Finding the Fourth Proportional to 616,556.56, 924,814.01 and 217,186.92

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Solution

The fourth proportional to 616,556.56, 924,814.01 and 217,186.92 is: 325,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,556.56 : 924,814.01 = 217,186.92 : x
  2. Step 2: Convert to fraction form
    616,556.56/924,814.01 = 217,186.92/x
  3. Step 3: Cross multiply
    616,556.56x = 924,814.01 × 217,186.92
  4. Step 4: Simplify right side
    616,556.56x = 200,857,506,404.75
  5. Step 5: Solve for x
    x = 200,857,506,404.75/616,556.56
  6. Step 6: Final answer
    x = 325,773.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.